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Analysis of cancer and other pathological diseases, like the interstitial lung diseases (ILDs), is usually possible through Computed Tomography (CT) scans. To aid this, a preprocessing step of segmentation is performed to reduce the area to…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Jeovane Honório Alves , Pedro Martins Moreira Neto , Lucas Ferrari de Oliveira

Segmentation of the bronchovascular bundle within the lung parenchyma is a key step for the proper analysis and planning of many pulmonary diseases. It might also be considered the preprocessing step when the goal is to segment the nodules…

Each medical segmentation task should be considered with a specific AI algorithm based on its scenario so that the most accurate prediction model can be obtained. The most popular algorithms in medical segmentation, 3D U-Net and its…

Computer Vision and Pattern Recognition · Computer Science 2024-02-13 Shiyi Wang , Yang Nan , Felder Federico N , Sheng Zhang , Walsh Simon L F , Guang Yang

CT-based bronchial tree analysis plays an important role in the computer-aided diagnosis for respiratory diseases, as it could provide structured information for clinicians. The basis of airway analysis is bronchial tree reconstruction,…

Image and Video Processing · Electrical Eng. & Systems 2022-05-25 Wenhao Huang , Haifan Gong , Huan Zhang , Yu Wang , Haofeng Li , Guanbin Li , Hong Shen

We present a fully automated method for top-down segmentation of the pulmonary arterial tree in low-dose thoracic CT images. The main basal pulmonary arteries are identified near the lung hilum by searching for candidate vessels adjacent to…

Computer Vision and Pattern Recognition · Computer Science 2011-06-28 Jeremiah Wala , Sergei Fotin , Jaesung Lee , Artit Jirapatnakul , Alberto Biancardi , Anthony Reeves

Airway segmentation from chest computed tomography scans has played an essential role in the pulmonary disease diagnosis. The computer-assisted airway segmentation based on the U-net architecture is more efficient and accurate compared to…

Image and Video Processing · Electrical Eng. & Systems 2022-09-23 Kunpeng Wang , Yuexi Dong , Yunpu Zeng , Zhichun Ye , Yangzhe Wang

The 3D volumetric shape of the heart's left ventricle (LV) myocardium (MYO) wall provides important information for diagnosis of cardiac disease and invasive procedure navigation. Many cardiac image segmentation methods have relied on…

Computer Vision and Pattern Recognition · Computer Science 2021-02-23 Meng Ye , Qiaoying Huang , Dong Yang , Pengxiang Wu , Jingru Yi , Leon Axel , Dimitris Metaxas

The airflow in a subject-specific breathing human lung is simulated with a multiscale computational fluid dynamics (CFD) lung model. The three-dimensional (3D) airway geometry beginning from the mouth to about 7 generations of airways is…

Fluid Dynamics · Physics 2013-10-21 Jiwoong Choi , Youbing Yin , Eric A. Hoffman , Merryn H. Tawhai , Ching-Long Lin

This is the technical report of the 9th place in the final result of PARSE2022 Challenge. We solve the segmentation problem of the pulmonary artery by using a two-stage method based on a 3D CNN network. The coarse model is used to locate…

Image and Video Processing · Electrical Eng. & Systems 2022-09-15 ZeYu Liu , Yi Wang , Jing Wen , Yong Zhang , Hao Yin , Chao Guo , ZhongYu Wang

The lung airway tree modeling is essential to work for the diagnosis of pulmonary diseases, especially for X-Ray computed tomography (CT). The airway tree modeling on CT images can provide the experts with 3-dimension measurements like wall…

Image and Video Processing · Electrical Eng. & Systems 2026-02-12 Hsiang-Chin Chien , Ching-Ping Wang , Jung-Chih Chen , Chia-Yen Lee

Accurate airway segmentation from chest computed tomography (CT) scans is essential for quantitative lung analysis, yet manual annotation is impractical and many automated U-Net-based methods yield disconnected components that hinder…

Computer Vision and Pattern Recognition · Computer Science 2026-02-12 John M. Oyer , Ali Namvar , Benjamin A. Hoff , Wassim W. Labaki , Ella A. Kazerooni , Charles R. Hatt , Fernando J. Martinez , MeiLan K. Han , Craig J. Galbán , Sundaresh Ram

Automatic and accurate segmentation of aortic vessel tree (AVT) in computed tomography (CT) scans is crucial for early detection, diagnosis and prognosis of aortic diseases, such as aneurysms, dissections and stenosis. However, this task…

Image and Video Processing · Electrical Eng. & Systems 2023-05-18 Shaofeng Yuan , Feng Yang

Accurate segmentation of pulmonary vessels plays a very critical role in diagnosing and assessing various lung diseases. Currently, many automated algorithms are primarily targeted at CTPA (Computed Tomography Pulmonary Angiography) types…

Image and Video Processing · Electrical Eng. & Systems 2025-05-20 Ying Ming , Shaoze Luo , Longfei Zhao , Ruijie Zhao , Bing Li , Qiqi Xu , Wei Song

Brain tumor segmentation from Magnetic Resonance Images (MRIs) is an important task to measure tumor responses to treatments. However, automatic segmentation is very challenging. This paper presents an automatic brain tumor segmentation…

Image and Video Processing · Electrical Eng. & Systems 2019-05-03 Tao Wang , Irene Cheng , Anup Basu

Delineating 3D blood vessels is essential for clinical diagnosis and treatment, however, is challenging due to complex structure variations and varied imaging conditions. Supervised deep learning has demonstrated its superior capacity in…

Image and Video Processing · Electrical Eng. & Systems 2023-02-08 Huai Chen , Xiuying Wang , Lisheng Wang

Accurate segmentation of cerebral vasculature and a quantitative assessment of cerebrovascular morphology is critical to various diagnostic and therapeutic purposes and is pertinent to studying brain health and disease. However, this is…

Quantitative Methods · Quantitative Biology 2020-02-27 Aditi Deshpande , Nima Jamilpour , Bin Jiang , Chelsea Kidwell , Max Wintermark , Kaveh Laksari

Chest radiography is an effective screening tool for diagnosing pulmonary diseases. In computer-aided diagnosis, extracting the relevant region of interest, i.e., isolating the lung region of each radiography image, can be an essential step…

Image and Video Processing · Electrical Eng. & Systems 2022-02-23 Hilda Azimi , Jianxing Zhang , Pengcheng Xi , Hala Asad , Ashkan Ebadi , Stephane Tremblay , Alexander Wong

Airway segmentation, especially bronchioles segmentation, is an important but challenging task because distal bronchus are sparsely distributed and of a fine scale. Existing neural networks usually exploit sparse topology to learn the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-17 Mingyue Zhao , Shang Zhao , Quan Quan , Li Fan , Xiaolan Qiu , Shiyuan Liu , S. Kevin Zhou

Airway segmentation is crucial for the examination, diagnosis, and prognosis of lung diseases, while its manual delineation is unduly burdensome. To alleviate this time-consuming and potentially subjective manual procedure, researchers have…

Image and Video Processing · Electrical Eng. & Systems 2022-09-12 Yang Nan , Javier Del Ser , Zeyu Tang , Peng Tang , Xiaodan Xing , Yingying Fang , Francisco Herrera , Witold Pedrycz , Simon Walsh , Guang Yang

Training convolutional neural networks (CNNs) for segmentation of pulmonary airway, artery, and vein is challenging due to sparse supervisory signals caused by the severe class imbalance between tubular targets and background. We present a…

Image and Video Processing · Electrical Eng. & Systems 2021-02-26 Yulei Qin , Hao Zheng , Yun Gu , Xiaolin Huang , Jie Yang , Lihui Wang , Feng Yao , Yue-Min Zhu , Guang-Zhong Yang